Amirjan Sagidrahmanuly Qosanov (Kazakh: Ámirjan Sa?idrahmanuly Qosanov; Russian: ??????? ??????????????? ???????, Amirzhan Sagidrkhamovich Kosanov) (born 13 May 1964) is a Kazakh politician, journalist, political activist, and spokesperson in Russian and Kazakh languages.
He was a main challenger to Kassym-Jomart Tokayev in the 2019 Kazakh presidential election.